Cigarette lighter adapter



FIG. 1 is a perspective view of the cigarette lighter adapter.

FIG. 2 is a back view of the cigarette lighter adapter.

FIG. 3 is a front view of the cigarette lighter adapter.

FIG. 4 is a top view of the cigarette lighter adapter, the bottom plan view being a mirror image; and,

FIG. 5 is a side view of the cigarette lighter adapter, the opposite side view being a mirror image.

The broken lines are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design of the cigarette lighter adapter, as shown and described. 